Extech DO700: Portable Dissolved Oxygen Meter Extech Instruments

The 9-in-1 DO700 Kit measures DO concentration/saturation, pH, mV, Temperature, Conductivity, TDS, Salinity, and Resistivity. It features automatic salinity compensation and manual barometric pressure compensation for DO measurements. In addition, it has automatic one button calibration of 4, 7 and 10 pH with a choice of three-point calibration for better accuracy and it provides automatic temperature compensation. Complete with DO probe, pH/mV/Temp electrode, polymer Conductivity cell, pH and Conductivity calibration solutions, batteries and hard carrying case.

• Measures Dissolved Oxygen concentration/saturation, pH, mV, Conductivity, TDS, Salinity, Resistivity and Temperature
• Automatic salinity compensation and manual barometric pressure compensation for DO measurements
• One button pH calibration (4, 7, and 10pH)
• Choice of 3 point pH calibration for better accuracy
• One point Conductivity calibration – automatically recognizes 8 calibration solutions from USA, Europe and China series
• Automatic Temperature Compensation (non-linear compensation for purified water <10?S/cm to improve measuring accuracy)
• Memory stores up to 400 readings with series number, measured value and temperature
• Large blue backlit dual LCD display
• Auto power off saves battery life with disable function
• Waterproof housing
• Complete with DO probe, pH/mV/Temp electrode, polymer Conductivity cell, pH and Conductivity calbration solutions, batteries and hard carrying case